<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryRef" :inline="true" v-show="showSearch" label-width="90px">
      <el-form-item label="数据源名称" prop="databaseSourceName">
        <el-input
          v-model="queryParams.databaseSourceName"
          placeholder="请输入数据源名称"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="类型" prop="type">
        <el-select v-model="queryParams.type" placeholder="请选择" clearable>
          <el-option
            v-for="dict in lc_database_source_type"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="状态" prop="status">
        <el-select v-model="queryParams.status" placeholder="请选择" clearable>
          <el-option
            v-for="dict in lc_database_source_status"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
        <el-button icon="Refresh" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="Plus"
          @click="handleAdd"
          v-hasPermi="['lowcode:databaseSource:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="Edit"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['lowcode:databaseSource:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="Delete"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['lowcode:databaseSource:remove']"
        >删除</el-button>
      </el-col>
      <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="databaseSourceList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="数据源名称" align="center" prop="databaseSourceName" />
      <el-table-column label="类型" align="center" prop="type">
        <template #default="scope">
          <dict-tag :options="lc_database_source_type" :value="scope.row.type"/>
        </template>
      </el-table-column>
      <el-table-column label="ip" align="center" prop="ip" />
      <el-table-column label="端口" align="center" prop="port" />
      <el-table-column label="数据库名称" align="center" prop="databaseName" />
      <el-table-column label="状态" align="center" prop="status">
        <template #default="scope">
          <dict-tag :options="lc_database_source_status" :value="scope.row.status"/>
        </template>
      </el-table-column>
      <el-table-column label="备注" align="center" prop="remark" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
          <template #default="scope">
              <el-button link type="primary" icon="Edit" @click="handleUpdate(scope.row)" v-hasPermi="['lowcode:databaseSource:edit']">修改</el-button>
              <el-button link type="primary" icon="Delete" @click="handleDelete(scope.row)" v-hasPermi="['lowcode:databaseSource:remove']">删除</el-button>
          </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      v-model:page="queryParams.pageNum"
      v-model:limit="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改数据源列对话框 -->
    <el-dialog :title="title" v-model="open" width="500px" append-to-body>
      <el-form ref="databaseSourceRef" :model="form" :rules="rules" label-width="100px">
        <el-form-item label="数据源名称" prop="databaseSourceName">
          <el-input v-model="form.databaseSourceName" placeholder="请输入数据源名称" />
        </el-form-item>
        <el-form-item label="类型" prop="type">
          <el-select v-model="form.type" placeholder="请选择">
            <el-option
              v-for="dict in lc_database_source_type"
              :key="dict.value"
              :label="dict.label"
              :value="dict.value"
            ></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="ip" prop="ip">
          <el-input v-model="form.ip" placeholder="请输入ip" />
        </el-form-item>
        <el-form-item label="端口" prop="port">
          <el-input v-model="form.port" placeholder="请输入端口" />
        </el-form-item>
        <el-form-item label="数据库名称" prop="databaseName">
          <el-input v-model="form.databaseName" placeholder="请输入数据库名称" />
        </el-form-item>
        <el-form-item label="账号" prop="username">
          <el-input v-model="form.username" placeholder="请输入账号" />
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="form.password" placeholder="请输入密码" />
        </el-form-item>
        <el-space fill>
          <el-alert type="info" show-icon :closable="false">
            <p>属性示例：characterEncoding=utf8</p>
          </el-alert>
          <el-form-item label="属性" prop="attribute">
            <el-input v-model="form.attribute" placeholder="请输入属性" />
          </el-form-item>
        </el-space>
        <el-form-item label="状态" prop="status">
          <el-select v-model="form.status" placeholder="请选择">
            <el-option
              v-for="dict in lc_database_source_status"
              :key="dict.value"
              :label="dict.label"
              :value="dict.value"
            ></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="备注" prop="remark">
          <el-input v-model="form.remark" type="textarea" placeholder="请输入内容" />
        </el-form-item>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="success" @click="testDatabaseSource">测试连接</el-button>
          <el-button :loading="buttonLoading" type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script setup name="DatabaseSource">
import { listDatabaseSource, getDatabaseSource, delDatabaseSource, addDatabaseSource, updateDatabaseSource } from "@/api/lowcode/databaseSource";
import { testConnection } from "@/api/lowcode/sql";

const { proxy } = getCurrentInstance();
const { lc_database_source_status, lc_database_source_type } = proxy.useDict('lc_database_source_status', 'lc_database_source_type');

const databaseSourceList = ref([]);
const open = ref(false);
const buttonLoading = ref(false);
const loading = ref(true);
const showSearch = ref(true);
const ids = ref([]);
const single = ref(true);
const multiple = ref(true);
const total = ref(0);
const title = ref("");

const data = reactive({
  form: {},
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    type: undefined,
    databaseSourceName: undefined,
    attribute: undefined,
    status: undefined,
  },
  rules: {
    databaseSourceId: [
      { required: true, message: "不能为空", trigger: "blur" }
    ],
    databaseSourceName: [
      { required: true, message: "数据源名称不能为空", trigger: "blur" }
    ],
    type: [
      { required: true, message: "类型不能为空", trigger: "change" }
    ],
    ip: [
      { required: true, message: "ip不能为空", trigger: "blur" }
    ],
    port: [
      { required: true, message: "端口不能为空", trigger: "blur" }
    ],
    databaseName: [
      { required: true, message: "数据库名称不能为空", trigger: "blur" }
    ],
    username: [
      { required: true, message: "账号不能为空", trigger: "blur" }
    ],
    password: [
      { required: true, message: "密码不能为空", trigger: "blur" }
    ],
    status: [
      { required: true, message: "状态不能为空", trigger: "change" }
    ]
  }
});

const { queryParams, form, rules } = toRefs(data);

/** 测试数据源可用 */
function testDatabaseSource(){
  proxy.$refs["databaseSourceRef"].validate(valid => {
    if (valid) {
      testConnection(form.value).then(response => {
        proxy.$modal.msgSuccess("连接成功");
      })
    }
  });
}

/** 查询数据源列列表 */
function getList() {
  loading.value = true;
  listDatabaseSource(queryParams.value).then(response => {
    databaseSourceList.value = response.rows;
    total.value = response.total;
    loading.value = false;
  });
}

// 取消按钮
function cancel() {
  open.value = false;
  reset();
}

// 表单重置
function reset() {
  form.value = {
    databaseSourceId: null,
    databaseSourceName: null,
    type: null,
    ip: null,
    port: null,
    databaseName: null,
    username: null,
    password: null,
    attribute: null,
    status: '1',
    delFlag: null,
    createBy: null,
    createTime: null,
    updateBy: null,
    updateTime: null,
    remark: null
  };
  proxy.resetForm("databaseSourceRef");
}

/** 搜索按钮操作 */
function handleQuery() {
  queryParams.value.pageNum = 1;
  getList();
}

/** 重置按钮操作 */
function resetQuery() {
  proxy.resetForm("queryRef");
  handleQuery();
}

// 多选框选中数据
function handleSelectionChange(selection) {
  ids.value = selection.map(item => item.databaseSourceId);
  single.value = selection.length != 1;
  multiple.value = !selection.length;
}

/** 新增按钮操作 */
function handleAdd() {
  reset();
  open.value = true;
  title.value = "添加数据源列";
}

/** 修改按钮操作 */
function handleUpdate(row) {
  loading.value = true
  reset();
  const _databaseSourceId = row.databaseSourceId || ids.value
  getDatabaseSource(_databaseSourceId).then(response => {
    loading.value = false;
    form.value = response.data;
    open.value = true;
    title.value = "修改数据源列";
  });
}

/** 提交按钮 */
function submitForm() {
  proxy.$refs["databaseSourceRef"].validate(valid => {
    if (valid) {
      buttonLoading.value = true;
      if (form.value.databaseSourceId != null) {
        updateDatabaseSource(form.value).then(response => {
          proxy.$modal.msgSuccess("修改成功");
          open.value = false;
          getList();
        }).finally(() => {
          buttonLoading.value = false;
        });
      } else {
        addDatabaseSource(form.value).then(response => {
          proxy.$modal.msgSuccess("新增成功");
          open.value = false;
          getList();
        }).finally(() => {
          buttonLoading.value = false;
        });
      }
    }
  });
}

/** 删除按钮操作 */
function handleDelete(row) {
  const _databaseSourceIds = row.databaseSourceId || ids.value;
  proxy.$modal.confirm('是否确认删除数据源列编号为"' + _databaseSourceIds + '"的数据项？').then(function() {
    loading.value = true;
    return delDatabaseSource(_databaseSourceIds);
  }).then(() => {
    loading.value = true;
    getList();
    proxy.$modal.msgSuccess("删除成功");
  }).catch(() => {
  }).finally(() => {
    loading.value = false;
  });
}

/** 导出按钮操作 */
function handleExport() {
  proxy.download('lowcode/databaseSource/export', {
    ...queryParams.value
  }, `databaseSource_${new Date().getTime()}.xlsx`)
}

getList();
</script>
